TY  - GEN
AU  - Brower,L P
AU  - McEvoy,P B
AU  - Williamson,K L
AU  - Flannery,M A
TI  - Variation in cardiac glycoside content of monarch butterflies from natural populations in eastern North America
SN  - 0036-8075
PY  - 1972///0913
KW  - Analysis of Variance
KW  - Animals
KW  - Birds
KW  - Cardiac Glycosides
KW  - analysis
KW  - Ecology
KW  - Emetics
KW  - pharmacology
KW  - Female
KW  - Genetic Variation
KW  - Geography
KW  - Homing Behavior
KW  - Insecta
KW  - Male
KW  - North America
KW  - Seasons
KW  - Sex Factors
KW  - Spectrophotometry
KW  - Statistics as Topic
KW  - Vomiting
KW  - drug therapy
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1126/science.177.4047.426
ER  -